80212086905

素因数分解:

$5^1\times {\mathrm{1861}}^1\times {\mathrm{2129}}^1\times {\mathrm{4049}}^1$

素因数の和:8044

約数の個数: 16

約数和(自身を含む): 96375258000

約数和(自身を除く): 16163171095

約数列:

[1, 5, 1861, 2129, 4049, 9305, 10645, 20245, 3962069, 7535189, 8620321, 19810345, 37675945, 43101605, 16042417381, 80212086905]

約数ペア:

[(1, 80212086905), (5, 16042417381), (1861, 43101605), (2129, 37675945), (4049, 19810345), (9305, 8620321), (10645, 7535189), (20245, 3962069)]